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Point to promhttp in deprecation notices

This commit is contained in:
beorn7 2017-05-09 18:54:33 +02:00
parent d300d5cf21
commit 4ea620c5bf
1 changed files with 7 additions and 9 deletions
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16
prometheus/http.go
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@ -62,7 +62,8 @@ func giveBuf(buf *bytes.Buffer) {
// //
// Deprecated: Please note the issues described in the doc comment of // Deprecated: Please note the issues described in the doc comment of
// InstrumentHandler. You might want to consider using promhttp.Handler instead // InstrumentHandler. You might want to consider using promhttp.Handler instead
// (which is not instrumented). // (which is not instrumented, but can be instrumented with the tooling provided
// in package promhttp).
func Handler() http.Handler { func Handler() http.Handler {
return InstrumentHandler("prometheus", UninstrumentedHandler()) return InstrumentHandler("prometheus", UninstrumentedHandler())
} }
@ -158,7 +159,8 @@ func nowSeries(t ...time.Time) nower {
// value. http_requests_total is a metric vector partitioned by HTTP method // value. http_requests_total is a metric vector partitioned by HTTP method
// (label name "method") and HTTP status code (label name "code"). // (label name "method") and HTTP status code (label name "code").
// //
// Deprecated: InstrumentHandler has several issues: // Deprecated: InstrumentHandler has several issues. Use the tooling provided in
// package promhttp instead. The issues are the following:
// //
// - It uses Summaries rather than Histograms. Summaries are not useful if // - It uses Summaries rather than Histograms. Summaries are not useful if
// aggregation across multiple instances is required. // aggregation across multiple instances is required.
@ -174,10 +176,6 @@ func nowSeries(t ...time.Time) nower {
// //
// - It has additional issues with HTTP/2, cf. // - It has additional issues with HTTP/2, cf.
// https://github.com/prometheus/client_golang/issues/272. // https://github.com/prometheus/client_golang/issues/272.
//
// Upcoming versions of this package will provide ways of instrumenting HTTP
// handlers that are more flexible and have fewer issues. Please prefer direct
// instrumentation in the meantime.
func InstrumentHandler(handlerName string, handler http.Handler) http.HandlerFunc { func InstrumentHandler(handlerName string, handler http.Handler) http.HandlerFunc {
return InstrumentHandlerFunc(handlerName, handler.ServeHTTP) return InstrumentHandlerFunc(handlerName, handler.ServeHTTP)
} }
@ -187,7 +185,7 @@ func InstrumentHandler(handlerName string, handler http.Handler) http.HandlerFun
// issues). // issues).
// //
// Deprecated: InstrumentHandlerFunc is deprecated for the same reasons as // Deprecated: InstrumentHandlerFunc is deprecated for the same reasons as
// InstrumentHandler is. // InstrumentHandler is. Use the tooling provided in package promhttp instead.
func InstrumentHandlerFunc(handlerName string, handlerFunc func(http.ResponseWriter, *http.Request)) http.HandlerFunc { func InstrumentHandlerFunc(handlerName string, handlerFunc func(http.ResponseWriter, *http.Request)) http.HandlerFunc {
return InstrumentHandlerFuncWithOpts( return InstrumentHandlerFuncWithOpts(
SummaryOpts{ SummaryOpts{
@ -226,7 +224,7 @@ func InstrumentHandlerFunc(handlerName string, handlerFunc func(http.ResponseWri
// SummaryOpts. // SummaryOpts.
// //
// Deprecated: InstrumentHandlerWithOpts is deprecated for the same reasons as // Deprecated: InstrumentHandlerWithOpts is deprecated for the same reasons as
// InstrumentHandler is. // InstrumentHandler is. Use the tooling provided in package promhttp instead.
func InstrumentHandlerWithOpts(opts SummaryOpts, handler http.Handler) http.HandlerFunc { func InstrumentHandlerWithOpts(opts SummaryOpts, handler http.Handler) http.HandlerFunc {
return InstrumentHandlerFuncWithOpts(opts, handler.ServeHTTP) return InstrumentHandlerFuncWithOpts(opts, handler.ServeHTTP)
} }
@ -237,7 +235,7 @@ func InstrumentHandlerWithOpts(opts SummaryOpts, handler http.Handler) http.Hand
// SummaryOpts are used. // SummaryOpts are used.
// //
// Deprecated: InstrumentHandlerFuncWithOpts is deprecated for the same reasons // Deprecated: InstrumentHandlerFuncWithOpts is deprecated for the same reasons
// as InstrumentHandler is. // as InstrumentHandler is. Use the tooling provided in package promhttp instead.
func InstrumentHandlerFuncWithOpts(opts SummaryOpts, handlerFunc func(http.ResponseWriter, *http.Request)) http.HandlerFunc { func InstrumentHandlerFuncWithOpts(opts SummaryOpts, handlerFunc func(http.ResponseWriter, *http.Request)) http.HandlerFunc {
reqCnt := NewCounterVec( reqCnt := NewCounterVec(
CounterOpts{ CounterOpts{